Helena Weather in January

January in Helena averages 2°C (36°F) during the day and -9°C (16°F) at night. With just 17 mm (0.7 in) of snow/rainfall on average, it doesn't get much drier than this.

Rainfall in Helena in January

January is the month with the least rainfall. Whether you're keen on hiking, city exploring, or just enjoying a walk, this month provides a reliably dry backdrop for all your plans, even if it's not the warmest time of year. On average, there are about 11 days with snow/rain during this month, averaging 17 mm (0.7 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Helena in January

January in Helena brings very low temperatures, with highs of 2°C (36°F) and nights around -9°C (16°F). Winter occurs in January. Staying warm is the main priority this month, especially during mornings and evenings. With overnight lows of -9°C (16°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. Expect freezing temperatures this month, so ensure you have plenty of warm clothing. It's important to be prepared.

Sunshine in Helena in January

The area experiences a moderate amount of sunshine, with approximately 119 hours of sunlight expected. This means a decent mix of sun and overcast.

If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Helena. Our weather planner can help you explore destinations with more pleasant weather conditions.